Ecology of Actinopyga obesa
 
Main Ref. DeFelice, R.C., S.L. Coles, D. Muir and L.G. Eldredge, 1998
Remarks Found among rocks and rubble (Ref. 105268). Inshore detritus and deposit feeder (Ref. 98471). Associated with the commensal portunid crab Lissocarcinus orbicularis and parasitic eulimid snail M. nitidula (Ref. 105266). Associated with coral communities. Dwells on sediments between coral heads (Ref. 129602).

Aquatic zones / Water bodies

Marine - Neritic Marine - Oceanic Brackishwater Freshwater
Marine zones / Brackish and freshwater bodies
  • supra-littoral zone
  • littoral zone
  • sublittoral zone
  • epipelagic
  • mesopelagic
  • epipelagic
  • abyssopelagic
  • hadopelagic
  • estuaries/lagoons/brackish seas
  • mangroves
  • marshes/swamps
  • rivers/streams
  • lakes/ponds
  • caves
  • exclusively in caves
Highighted items on the list are where Actinopyga obesa may be found.

Habitat

Substrate Benthic: mobile; Hard Bottom: rocky; rubble;
Substrate Ref. IUCN, 2014
Special habitats Coral Reefs;
Special habitats Ref. IUCN, 2014

Associations

Ref. Ayotte, P., 2005
Associations parasitism; symbiosis; commensalism;
Associated with Holothuria leucospilota; Holothuria edulis (Ref. 129602). M. nitidula; Lissocarcinus orbicularis.
Association remarks Commensal portunid crab Lissocarcinus orbicularis and parasitic eulimid snail M. nitidula (Ref. 105266).
Parasitism

feeding

Feeding type mainly plants/detritus (troph. 2-2.19)
Feeding type Ref. IUCN, 2014
Feeding habit browsing on substrate
Feeding habit Ref. IUCN, 2014

Trophic Level(s)

Estimation method original sample unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 2.00 0.00 Trophic level and s.e. inferred from exclusive plant/detritus food items.
Ref.
(e.g. 9948)
(e.g. cnidaria)
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